//把秒数转换成分和秒
// Created by qianxun on 17-1-23.
//
#include <stdio.h>

#define SEC_PER_MIN 60

int main(void) {
    int sec, min, left;

    printf("Convert seconds to minutes and seconds!\n");
    printf("Enter the number of seconds (<=0 to quit):\n");
    scanf("%d", &sec);
    while (sec > 0){
        min = sec / SEC_PER_MIN;//截断分钟数
        left = sec % SEC_PER_MIN;//剩下的秒数
        printf("%d seconds is %d minutes, %d seconds.\n", sec, min, left);

        printf("Enter next value (<=0 to quit):\n");
        scanf("%d", &sec);
    }

    printf("Done!\n");

    return 0;
}
